9333438648 has 128 divisors (see below), whose sum is σ = 24693076800. Its totient is φ = 2935296000.

The previous prime is 9333438641. The next prime is 9333438679. The reversal of 9333438648 is 8468343339.

It is a happy number.

It is a super-2 number, since 2×9333438648² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9333438648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9333438641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15529548 + ... + 15530148.

Almost surely, 2^9333438648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9333438648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12346538400).

9333438648 is an abundant number, since it is smaller than the sum of its proper divisors (15359638152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9333438648 is a wasteful number, since it uses less digits than its factorization.

9333438648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113 (or 1109 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 51.

The square root of 9333438648 is about 96609.7233615747. The cubic root of 9333438648 is about 2105.4611182998.

The spelling of 9333438648 in words is "nine billion, three hundred thirty-three million, four hundred thirty-eight thousand, six hundred forty-eight".